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Semiothisa orillata Wlk. No 47-^ 
Years recorded : 1940, 1941, 1942, 1943, 1946, 1947 and 1948 
Food Plant : CEDAR 
D istribution : Carleton, Durham, Hastings, Lanark, Ontario, Peterborough, Renfrew, Simcoe and Waterloo 
Larvae: June, July, Aug. and Sept. P upae : July, Aug., Sept , and Oct. Adults : July also (June)* 
Number of Collections: 1 (<40), 1 ('41), 1 (>42), 1 (' 43 ), 6 ('46), 1 (' 47 ), 6 ('48) = 17 
T o ta l Number of Specimens : 1 ('40), 1 ('41), 4 ('42), 5 ('43 ),11 (»46), 3 ('47),10 ('48) = 35 
PARASITES 
Name 
»- -- 
Occurrence 
of parasites 
Years 
recorded 
Distribution 
Date 
emerged 
Coll. 
this 
yielding 
parasite 
Diptera 
No. coll. 
No. larvae 
and/or pupae 
Tachinidae 
Phrynolydella eufitchiae 
(Tns. 
Ilymenoptera 
1 
1946 
Simcoe 
(Feb.'47) 
1 
1 
Ichneumonidae 
Casinaria semiothisae Wly. 
1 
1942 
Carleton 
19 Aug. 
'42 
1 
4 
Braconidae 
Rogas sp. 
1 
1948 
Renfrew 
(Feb.'49) 
1 
4 
